#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>

char* my_strcpy(char *aim, const char *str)
{
	
	while (*str != '\0')
	{
		*aim = *str;
		aim++;
		str++;
	}
	*aim = '\0';
	return aim;

}
int main()
{

	char str[] = "Today is a good day";
	char aim[20];
	my_strcpy(aim, str);

	printf("%s", aim);
	return 0;
}
